Lines Matching defs:scbr
880 u32 scbr, csr;
898 scbr = DIV_ROUND_UP(bus_hz, xfer->speed_hz);
904 if (scbr >= (1 << SPI_SCBR_SIZE)) {
906 "setup: %d Hz too slow, scbr %u; min %ld Hz\n",
907 xfer->speed_hz, scbr, bus_hz/255);
910 if (scbr == 0) {
912 "setup: %d Hz too high, scbr %u; max %ld Hz\n",
913 xfer->speed_hz, scbr, bus_hz);
917 csr = SPI_BFINS(SCBR, scbr, csr);
919 xfer->effective_speed_hz = bus_hz / scbr;